## ERROR BOUNDS C3 COURSEWORK

### ERROR BOUNDS C3 COURSEWORK

For the root in This frequently led to less than satisfactory coursework, since they lost track of what they were supposed to be doing. It therefore emphasises just how quickly this method converges Appendix 3 for starting instructions. Do you already have an account? Discussion in ‘ Mathematics ‘ started by bonusfeature , Nov 25, Topics for discussion may include strategies used to find suitable equations and explanations, with reference to graphical illustrations, of how the numerical methods work.

Connect with like-minded professionals and have your say on the issues that matter to you. Also, from the shape of the curve it looks as if there will only be these three roots. The content of this handout is simply what I have done recently. Hello, I am doing this coursework and I am a little bit unsure about how to state my error for decimal search. In addition, you must not choose a cubic that crosses the x-axis at an integer value, since using the factor theorem you could then find a linear factor, reducing the cubic to linear times quadratic and therefore solvable. Surely that covers all the possible values in my range?

Alternatively you can select the area you want by just editing the axes. Also, from the shape of the curve it looks as if there will only be these three roots. Val Hanrahan The coursework rationale is: Don’t forget to look at the how to guide. This worksheet is designed to help you identify suitable equations for your coursework by investigating the shape of different curves using your graphics calculator.

I have established that the root lies between Instructions refer to the Casio fx, but similar operations apply to other models. For an equation to be non-trivial it must errorr two tests: A rearrangement of the same equation is applied in a situation where the courseaork fails to converge to the required root. All curves are now drawn in slow motion.

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Centres may refuse to issue a list on the grounds that candidates benefit from the mathematics they learn while finding their own equations. The method is illustrated graphically for one root. Thanks in advance for any help, BF. This exercise is given to them to complete over the summer break.

# C3 COURSEWORK – comparing methods of solving functions – A-Level Maths – Marked by

Upload document Create flashcards. Wrror, my password is: Do I say that the solution is In addition, you must not choose a cubic that crosses the x-axis at an integer value, since using the factor theorem you could then find a linear factor, reducing the cubic to linear times quadratic and therefore solvable.

## C3 COURSEWORK – comparing methods of solving functions

My intention here is to pass on my thoughts on how this coursework can be done. There are many other facilities, but if you are familiar with all the above, you will be in a position to add graphs to your coursework.

For complaints, use another form. I encourage the use of different technology. Domain Mark errpr NewtonRaphson method 5 1 1 1 1 Description Comment Mark The method is applied successfully to find all the roots of a second equation.

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The buttons alongside this one allow for pausing etc. When drawing a graph by hand you would mark the axes in a similar way, but would also write -2, -1, 0, 1, 2, etc on the axes to remind you.

# C3 courseworkerror bounds?? | TES Community

Domain Comparison of methods 3 Mark Description 1 One of the equations used above is selected and the other two methods are applied successfully to find the same root. You can add this document to your saved list Sign in Available only to coursewlrk users.

Too frequently, however, students feel obliged to pad these out doursework a load of waffle! You must not choose any quadratics, since all quadratic equations can be solved by factorising or using the quadratic formula.

Now perform the graph-drawing exercise for your functions, exactly as you did for the five functions you were given. Continue by pressing ‘Next’ until you are ready ereor ‘Finish’ This gives you the shape of the curve, but is not as good as ‘Autograph’ for the detail you need to include with the coursework.

Appendix 3 Autograph and C3 coursework The Basics: In general, equations with no roots should not be used as examples of failure.